About this system
The innermost, Kepler-138 b, circles it in 10.3 days; the outermost, Kepler-138 e, in 38.2 days.
Worlds of Kepler-138
| Name | Type | Size | A year | Temperature |
|---|---|---|---|---|
| Kepler-138 b | Earth-sized | 0.64 × Earth | 10.3 days | 452 K |
| Kepler-138 c | Super-Earth | 1.5 × Earth | 13.8 days | 410 K |
| Kepler-138 d | Super-Earth | 1.5 × Earth | 23.1 days | 345 K |
| Kepler-138 e | Earth-sized | 0.8 × Earth | 38.2 days | 292 K |